1 . Standing in front of the bike shop, Dave stared at the shiny red bicycle in the window. He could _______ himself riding the bike in Saturday’s race and winning the first-place medal and prize money. “With that bike, I could even beat Adam,” Dave thought.

He rode on and stopped at Peck’s clothing store. The coat he planned to buy his mother for her birthday was still on sale. Dave knew she would _______ buy it for herself. She worked hard just to make _______ meet. But the prize money would be enough for him to buy that coat and surprise her.

Dave looked at his old bike. Two years ago, he found some old bicycles at the _______ and used the parts to make one bike. He called it his recycled bike. “I’ll never _______ the race on this old bike,” Dave sighed.

As Dave passed the junkyard, he noticed a newer-looking bike tire. He started _______ the huge junk pile. Finally, he found what he was looking for. “These two tires and the handgrips (手把) are just _______ for my bike.”

Arriving home, Dave put the used tires and the handgrips on his _______ bike, and oiled the chained. He stood back and admired the _______ he had made. “I might win that race after all,” he said to himself.

The next morning, when Dave and his mom got to the park, about thirty kids had already __________. Dave headed for the start line __________ Mom found a seat at the finish line.

Bang! The riders rushed off. Dave __________ Adam, who was in the lead. He __________ to pass one rider after another and was approaching Adam. Leaning forward, Dave pedaled harder and faster. __________ he sped by Adam and crossed the finish line.

As the announcer awarded Dave the medal and the check for fifty dollars, he asked, “What are you going to do with the prize money, Dave?”

“It’s a __________ ,” Dave said and waved to his mom.

2 . I am a girl, but I was born to be a rebel (叛逆者). I like games that can be ________. Some of the sports I like, even boys won’t play!

Wrestling (摔跤) is ________ seen as a sport for men, but I ________ to see if I could do it.

Every Saturday morning, I got out of bed early to go and watch my brother ________.From morning to night, I would sit watching the ________ have all the fun. Since then, wrestling has been part of my       ________.

For three years, I ________ all the boys and became the best player in the team. My deepest memory of wrestling is when a boy walked off ________ because he’d lost to a girl.

My last ________ was at this year’s Girls’ State Wrestling Championships.

I was so excited. I was sure I would win. My heart was beating hard when the match started. I could see ________ but my competitor. When the final whistle(口哨) blew, I had ________ by four points. The cameras and ________ all turned to me: I was the new wrestling champion. But after a few minutes of enjoying being a champion, pain began to run ________ my knee. Because I hurt my knee, my ________     of being a national champion ended. Even so, I won’t lose heart and still want to wrestle next year when I go to college. I have ________ that you can do anything you want if you stay positive and put your heart into it.

3 . A recent study shows that more years of school could help students get higher scores on intelligence tests. That was the finding of a study of teenage males in Norway. Now, other research shows that_______activity may help students do better in their classes.

The research comes as educators in some countries are reducing time for activities like physical education. They are using the time instead for_________subjects like math and reading.

Researchers at VU University Medical Center in Amsterdam_______the results of fourteen studies, which included more than fifty-five thousand children, aged six to eighteen.

Research Amika Singh says the studies showed a _______between physical activity and scores on subjects such as Math, English and reading. “Based on the results of our study we can conclude that being physically active is_______for academic performance.”

Ms. Singh_________some possible explanations. “There are, first, physiological explanations, like more blood flow, and so more oxygen to the brain. Being physically_______means there are more hormones produced like endorphins（内啡肽）. And endorphins make your stress level lower and your mood improved, which means you also_______better.”

Also, students_______in organized sports learn rules and how to follow them. This could improve their classroom________and help them keep their mind on their work.

The study__________some questions unanswered, however. Ms. Singh says it is not possible to say whether the amounts or kind of activity________the level of academic improvement. This is because of differences among the studies.

Also, they were mostly observational studies. An observational study is where researchers do not do controlled comparisons. They only describe what they observe. So they might observe a link that students who are more active often have better grades. But that does not__________mean being active was the cause of those higher grades. Therefore, more high-quality studies are needed to ________their findings.

Still, the general finding was that physically active kids are more likely to do better in school. Ms. Singh says schools should consider that finding before they________physical education programs.

4 . Janela, a judge for Guinness World Records (GWR), says it was the most fun he’s had since joining the GWR organization in 2009. As a judge, Janela has traveled the globe____ record- setting events. He has dealt with everything______ the largest number of people making     sandwiches at the same time.

Each year, Janela judges between 15 and 20 __________. Of course, Janela’s job isn’t all ______ and games. “To become a Guinness World Records____, I had to receive several months of ______ and take tests,” he says. “To do well in this role, you need a real depth of _________ - from food to sports - because you can___ anything.

Then there’s the record tracking. There are more than 50,000 Guinness World Records entries in the organization’s database. Each week, more than 1,000___ are received from people ____to break an exciting record or establish a new world record category.

As the U.S. content manager for GWR, Janela works with a team of 10_____researching records, establishing rules for new records and organizing record categories.

As_____as it can be to see new world records set, the biggest_____to Janela’s job is being factual and fair.

“Sometimes it’s_____to see a person or group trying hard to break a record but not coming close,” he says. “But remaining_____is always our No. 1 goal in record keeping.”

5 . A heavy snow hit my neighborhood the other day. I had recently agreed to be the house’s groundskeeper, which meant I was_______ with shoveling(铲)the inches of snow that covered the driveway.

I had to stay in the house during the _______,so I was actually pretty happy to head_______After shoveling for about an hour, muscles in my arms and legs which I _______ used due to my busy schedules started to burn. By the time I finished shoveling, I realized that I gained nearly the same amount of _______ that I can get from biking. Shoveling turned out to be pretty good exercise, so I actually felt _______ to finish shoveling.

A few days later, a few friends and I got into a casual _______ about how hard it is to spare time to exercise_______.There are lots of people who dislike gyms. Going to gyms   _______ them a lot. Less than 5%of adults are physically ________for half an hour a day, which is quite a big problem. Not exercising enough can ________diseases like heart disease, bone disease, and depression.

And yet, compared with going to gyms, shoveling snow was quite ________.Besides, it didn’t take too much willpower(意志力)and I just needed to ________ the driveway at my own pace. I can just do some daily tasks like shoveling for exercise in the neighborhood in my spare time   ________ driving to a gym.

People pay much money for gym memberships and classes to ________ extra energy . So why not ________paying the fitness industry to exercise and ________ physical fitness with such kind of daily chores? Surely, they’re better off ________ that money and putting the energy to practical use.

A neighborhood can have a Facebook group where people in need of help can ________ things on it. Then, people who want to exercise can help them out. It’s a win-win situation. In addition to helping people, this can also be shaped as a new________ to keep fit.

6 . During my first three years of college, I put on weight quickly. Between classwork and a part-time job, I had zero time for ______. Besides, I ate a lot of fast food. Not surprisingly, I _____ a fat stomach.

After leaving college, I ______ to take exercise. Invited by a friend, I ______ working out with exercise machines three times a week. I was the kind of person who did not try something ____. I ate the same food; I did the same thing. M friend, however, became ______. One day, he said, “We’re not getting enough exercise. We should play tennis instead.”

Me? Play tennis? No way. I was strongly against his ______. I was not good at sports and I was ______ the exercise machines. ______, weeks later, I found myself standing on a tennis court (球场). As I held my racket (球拍), I felt ______. I ran after every ball he served to me, completely ______ about 90% of them, hitting the rest into the other court.

The first few months were quite ______. But one day, as the ball came flying toward me, my racket and the ball finally met in the place where it is most effective to hit a ball. I watched ______ as my return landed where I had aimed (瞄准) it. I had finally ______ how to play tennis properly!

I learned a ______ during my journey toward learning to play tennis: I can do whatever I set my mind to.

7 . Hailing from Sweden, “plogging” is a fitness craze that sees participants pick up plastic litter while jogging adding a virtuous, environmentally driven element to the sport. Plogging appears to have started around 2016, but is now going global, due to increasing awareness and __ over plastic levels in the ocean.

The appeal of plogging is its __—all you need is running gear and a bin bag, and the feeling of getting fit while supporting a good cause. By adding regular squats(蹲) to pick up junk and carrying __ to jogging. we can assume the health benefits are increased.

Running and good causes have always gone __ — just think of all the fundraising marathon runners do. But there couldn’t be a more on-trend way of keeping fit than plogging.

Anything that’s getting people out in nature and connecting __ with their environment is a good thing, says Lizzie Carr, an environmentalist who helped set up Plastic Patrol, a nationwide campaign to __ our inland waterways of plastic pollution. There’s been a real __ in the public mindset around plastics, helped by things like Blue Planet highlighting how disastrous the crisis is,” she says.

We need to keep momentum high and the pressure up, and empower people through __ like plogging and Plastic Patrol.

The plastic Patrol app allows users to __ plastic anywhere in the world by collecting discarded items, photographing them and __ to the app, giving us a better knowledge of what sorts of plastic and which brands are being thrown out. “I’d urge all ploggers to get involved,” adds Carr.

Plogging isn’t the first fitness trend to combine running with a good cause, Here are some of our favourites:

Good Gym

Its idea is simple: go for a run, visit an elderly person, have a chat and some tea, and run back.

__ among the elderly is a growing problem in the UK. With over 10,000 runs so far, __, Good Gym is finding a solution.

Guide Running

Guide runners volunteer their time to helping blind people get __. By linking themselves together, the __ —impaired individual can feel safe while both work of a sweat.

___for the Homeless

Start-up Stuart Delivery and the Church Housing Trust collaborated last year in bringing clothing and healthy food to the homeless. Deliveries are mostly made by bike, so those who deliver keep fit while helping rough sleepers(无家可归者).